Power charger cap



FIG. 1 is a perspective view of a power charger cap, in accordance my new design;

FIG. 2 is a right side elevation view thereof;

FIG. 3 is a left side elevation view thereof;

FIG. 4 is a front elevation view thereof;

FIG. 5 is a rear elevation view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The broken lines in the drawings illustrate portions of the power charger cap and environmental structure that do not form part of the claimed design. 

CLAIM The ornamental design for a power charger cap, as shown and described. 